==== 20210731 10:20:32  *        GOES17       IR  13.34  115.94  45.0   8.57  13.52  115.83  14.05  15.27  114.81   8.87  13.44  116.27  -1.0   -1.0  0.05  3.36  9.49   0.06   0.50  13.2 
 ==== 20210731 23:58:56  -        SSMI15 85-92GHz  13.50  118.63  40.0   6.58  13.40  118.11   6.50  13.35  118.53   6.50  13.20  115.84  -1.0   -1.0  0.00  0.31  0.86   0.87   -nan   0.0 20210731 10:20:32